#!/usr/bin/env bash

[[ -n "$TMUX" ]] && change="switch-client" || change="attach-session"

session=$(tmux list-sessions -F "#{session_name}" 2>/dev/null |
    fzf-tmux -p -- --reverse --exit-0 --preview='tmux-tree {} | bat --style plain') &&
    tmux $change -t "$session" || exit 0